diff --git a/splitWORKSTATION b/splitWORKSTATION
index d999b90..cf3b30c 100644
--- a/splitWORKSTATION
+++ b/splitWORKSTATION
@@ -16,41 +16,47 @@
 if-shell -b 'tmux has-session -t jd' {
 	display-message "Attach to **jd** existing session"
 	## Attach to the first pane of the first window
+	## Only works from a running tmux
 	attach-session -t jd:1.1
 }
 # }}}
-# If no session already exists
-if-shell '! tmux has-session -t jd' {
-	display-message "Create a new session for Workstation"
-	# A first window named **42**
-	new-session -A -sjd -n42
-	## Split the first window and move to 42 debops project
-	split-window -d -h -tjd:1.1 -c '/home/jegardai/repos/101010.debops'
-	## Split again the first window and move to 42 debops project
-	split-window -v -tjd:1.1 -c '/home/jegardai/repos/101010.debops'
-	# Kill first pane of the first window
-	# Little trick to avoid to set this directory as default for any new pane…
-	kill-pane -tjd:1.1
 
-	# Second window named **IPR**
-	new-window -d -nIPR -c '/home/jegardai/repos/ipr.debops'
-	# with 2 panes in IPR debops project
-	split-window -d -h -tjd:2.1 -c '/home/jegardai/repos/ipr.debops'
+# If file was source from a running tmux
+# This allow to run tmux source-file command outside of Tmux…
+if-shell -b 'test -n $TMUX' {
+	# If no session already exists
+	if-shell '! tmux has-session -t jd' {
+		display-message "Create a new session for Workstation"
+		# A first window named **42**
+		new-session -A -sjd -n42
+		## Split the first window and move to 42 debops project
+		split-window -d -h -tjd:1.1 -c '/home/jegardai/repos/101010.debops'
+		## Split again the first window and move to 42 debops project
+		split-window -v -tjd:1.1 -c '/home/jegardai/repos/101010.debops'
+		# Kill first pane of the first window
+		# Little trick to avoid to set this directory as default for any new pane…
+		kill-pane -tjd:1.1
 
-	# Third window for APT upgrade
-	new-window -nAPT 'sudo aptitude update ; sudo aptitude full-upgrade ; exec ${SHELL}'
+		# Second window named **IPR**
+		new-window -d -nIPR -c '/home/jegardai/repos/ipr.debops'
+		# with 2 panes in IPR debops project
+		split-window -d -h -tjd:2.1 -c '/home/jegardai/repos/ipr.debops'
 
-	# Fourth window for authentication tools
-	new-window -nAuth 'gpg --quiet --for-your-eyes-only --decrypt ~/.password-store/test.gpg ; logout'
-	split-window -h 'ssh-add -l | grep -qi -- "(ed25519)" || ssh-add ~/.ssh/id_ed25519 ; logout'
-	set-window-option synchronize-panes on
+		# Third window for APT upgrade
+		new-window -nAPT 'sudo aptitude update ; sudo aptitude full-upgrade ; exec ${SHELL}'
 
-	# Default pane should be jd:4.2
-	#select-pane -tjd:4.2
+		# Fourth window for authentication tools
+		new-window -nAuth 'gpg --quiet --for-your-eyes-only --decrypt ~/.password-store/test.gpg ; logout'
+		split-window -h 'ssh-add -l | grep -qi -- "(ed25519)" || ssh-add ~/.ssh/id_ed25519 ; logout'
+		set-window-option synchronize-panes on
+
+		# Default pane should be jd:4.2
+		#select-pane -tjd:4.2
+	}
+	# If a default session still exists {{{
+	if-shell -b 'tmux has-session -t 0' {
+		# Kill it
+		kill-session -t 0
+	}
+	# }}}
 }
-# If a default session still exists {{{
-if-shell -b 'tmux has-session -t 0' {
-	# Kill it
-	kill-session -t 0
-}
-# }}}